strange natural wonders of the world

Puerto Princesa Underground River Philippines

Strange Natural Wonders of the World

Take a look at these unique places around the world! The nature comes up with many surprises.

Puerto Princesa Underground River Philippines

A UNESCO World Heritage Site, the Puerto Princesa Subterranea River National Park in the Philippines features a spectacular limestone karst landscape with an underground river. A distinguishing feature of the river is that it winds through a cave before flowing directly into the South China Sea. It includes major formations of stalactites and stalagmites, and several large chambers.